\mode
<presentation>

\begin{frame}{An Example Article -- \TeX~code}
  \label{example:art:tex2}

  \begin{example}[loading inital text]
    \lstinputlisting[style=beamer-example,language=TeX,firstline=10,lastline=10]{\skbfileroot{examples/example}}
  \end{example}

  \begin{example}[a section called Introduction]
    \lstinputlisting[style=beamer-example,language=TeX,firstline=12,lastline=20]{\skbfileroot{examples/example}}
  \end{example}

\end{frame}


\mode
<article>

\resizebox{\textwidth}{!}{\includeslide{example:art:tex2}}
\bigskip

\mode
<all>